As shown in the figure for "China's four major geographic regions", read the map to answer the question. (1) the southern region and the northern region of the demarcation line is ______ (mountain ran

As shown in the figure for "China's four major geographic regions", read the map to answer the question. (1) the southern region and the northern region of the demarcation line is ______ (mountain range) ___. (1) the southern region and the northern region of the demarcation line is the Qinling-Huaihe River; the southern region of the type of arable land is paddy fields, the northern region of the type of arable land is dry land. The vegetation in the southern region is called subtropical evergreen broad-leaved forest, and the vegetation in the northern region is called warm-temperate deciduous broad-leaved forest.

(2) A boundary is roughly the closest to the distribution of January 0 ℃ isotherm that is the Qinling, Huaihe River line, the dominant factor is the climate;

(3) China's southern villages and northern villages of the humanities differences: the southern system of cultivation of a year two to three, the north is a year or two years of three; the south of the traditional mode of transportation for water transport, the north is the land transportation is dominated by the southern traditional In the south, the traditional way of transportation is by water, while in the north, land transportation is the main mode of transportation.

The answers are:

(1) Qinling Mountains; Huaihe River; paddy fields; drylands; subtropical broad-leaved evergreen forests; warm-temperate deciduous broad-leaved forests;

(2) A;

(3)

	Southern villages	Southern villages		Southern villages				These are the most important of all.	Northern villages
Farming systems	②	①
Traditional transportation methods	④	③
Traditional residential features	⑤	⑥